| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Bikunicho, Hokkaido (美国町) | 046-0201 |
| Postal/ZIP Codes in Fumicho, Hokkaido (婦美町) | 046-0202 |
| Postal/ZIP Codes in Hizukacho, Hokkaido (日司町) | 046-0326 |
| Postal/ZIP Codes in Horomuicho, Hokkaido (幌武意町) | 046-0328 |
| Postal/ZIP Codes in Irikacho, Hokkaido (入舸町) | 046-0327 |
| Postal/ZIP Codes in Kozakicho, Hokkaido (神岬町) | 046-0321 |
| Postal/ZIP Codes in Nishikawacho, Hokkaido (西河町) | 046-0324 |
| Postal/ZIP Codes in Nozukacho, Hokkaido (野塚町) | 046-0325 |
| Postal/ZIP Codes in Others, Hokkaido (その他) | 046-0200 |
| Postal/ZIP Codes in Raikishicho, Hokkaido (来岸町) | 046-0323 |
| Postal/ZIP Codes in Yobetsucho, Hokkaido (余別町) | 046-0322 |
| Postal Codes in Shakotan | |
|---|---|
| Postal/ZIP Codes in Shakotan (積丹町) | |